@misc{indiciaef6dbb4306235,
  title = {Exploratory flight test of advanced piloted spacecraft - Circa 1963},
  author = {Thompson, M. O. and Horton, V. W.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820031406},
  note = {Source identifier: 19820031406}
}